248143428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1399}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 677768000

約数和(自身を除く): 429624572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 379, 468, 758, 1137, 1399, 1516, 2274, 2798, 3411, 4197, 4548, 4927, 5596, 6822, 8394, 9854, 12591, 13644, 14781, 16788, 18187, 19708, 25182, 29562, 36374, 44343, 50364, 54561, 59124, 72748, 88686, 109122, 163683, 177372, 218244, 327366, 530221, 654732, 1060442, 1590663, 2120884, 3181326, 4771989, 6362652, 6892873, 9543978, 13785746, 19087956, 20678619, 27571492, 41357238, 62035857, 82714476, 124071714, 248143428]

約数ペア:

[(1, 248143428), (2, 124071714), (3, 82714476), (4, 62035857), (6, 41357238), (9, 27571492), (12, 20678619), (13, 19087956), (18, 13785746), (26, 9543978), (36, 6892873), (39, 6362652), (52, 4771989), (78, 3181326), (117, 2120884), (156, 1590663), (234, 1060442), (379, 654732), (468, 530221), (758, 327366), (1137, 218244), (1399, 177372), (1516, 163683), (2274, 109122), (2798, 88686), (3411, 72748), (4197, 59124), (4548, 54561), (4927, 50364), (5596, 44343), (6822, 36374), (8394, 29562), (9854, 25182), (12591, 19708), (13644, 18187), (14781, 16788)]